Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,549,789",
      "signature": "0xb15cc6e555275c09db69add4fa7fe391e16fb5ff52ca29ee147860521119548356597bf4215d3610ac2e94844b514d2c",
      "randomness": "0xa3a9eaa4755e77b5f15ef7075b2b4f34b6c1d6f5a40862f9874f340478bf0867"
    }
  ],
  "blockNumber": "7,407,783"
}

{
  "Sr25519": "0xb03ab2318b6dc3c56debd1f5cf245f92f0aaa93c605bcb31f1cedcc293e9622caa33637229a1b6f8b82add0bf63801384ca20dcab42a344559faba39cdd37581"
}